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AEROSIL® fumed silica product recommendations for lubricants and lubricating greases

Product recommendation of different AEROSIL® fumed silica types by base oil and required properties.
 
Viscosity
Oil Separation
Cone Penetration
Dropping point
Base Oil
Hydro-
phobicity
Good
Best
Good
Best
Good
Best
Good
Best
Mineral
oil
Hydrophilic
AEROSIL® 200
AEROSIL® 300
Good with
all types
Good with
all types
Good
with
all types
Good with
all types
No DP with
all types
No DP with
all types
Hydrophobic
AEROSIL® R 106
++
AEROSIL® R 974
+
AEROSIL® R 202
+++
AEROSIL® R 974
+
AEROSIL® R 202
+++
AEROSIL® R 974
+
AEROSIL® R 106
++
AEROSIL® R 974
+
Polya-
lphaolefin
(PAO)
Hydrophilic
AEROSIL® 200
AEROSIL® 150
Good with
all types
Good with
all types
Good
with
all types
Good with
all types
No DP with
all types
No DP with
all types
Hydrophobic
AEROSIL® R 106
++
AEROSIL® R 974
+
AEROSIL® R 106
++
AEROSIL® R 974
+
AAEROSIL® R 106
+
AEROSIL® R 974
+
AEROSIL® R 106
++
AEROSIL® R 974
+
Naph-
thenic
oil
Hydrophilic
AEROSIL® 300
AEROSIL® 200
Good with
all types
Good with
all types
Good
with
all types
Good
with
all types
No DP with
all types
No DP with
all types
Hydrophobic
AEROSIL® R 106
++
AEROSIL® R 202
+++
AEROSIL® R 106
++
AEROSIL® R 202
+++
AEROSIL® R 974
+
AEROSIL® R 202
+++
AEROSIL® R 805
+++
AEROSIL® R 816
+
Animal
fat
Hydrophilic
AEROSIL® 200
AEROSIL® 150
Good with
all types
Good with
all types
Good
with
all types
Good with
all types
No DP with
all types
No DP with
all types
Hydrophobic
AEROSIL® R 106
++
AEROSIL® R 974
+
AEROSIL® R 106
++
AEROSIL® R 974
+
AEROSIL® R 106
++
AEROSIL® R 974
+
AEROSIL® R 106
++
AEROSIL® R 974
+
Silicone
oil
Hydrophilic
AEROSIL® 300
AEROSIL® 200 HV
Good with
all types
Good with
all types
Good
with
all types
Good with
all types
AEROSIL® 300
AEROSIL® 200 HV
Hydrophobic
AEROSIL® R 974
+
AEROSIL® R 106
++
AEROSIL® R 974
+
AEROSIL® R 106
++
AEROSIL® R 974
+
AEROSIL® R 106
++
No DP with all
types
No DP with all
types
+ = Low Hydrophobicity ++ = Medium Hydrophobicity +++ = High Hydrophobicity
Premium product recommendations:
  • Provides overall the best effects in most base oil systems and gives outstanding stability
  • Provides excellent performance in oil separation and cone penetration due to high hydrophobicity as well as giving outstanding stability.
Evonik supports you in selecting the best suited AEROSIL® product and optimizing current formulations through our Application Technology Group.
Sample order:
Please place here your sample request.